<template>
  <t-layout-page>
    <t-layout-page-item>
      <t-select
        placeholder="请选择(虚拟列表--多选)"
        v-model="selectVlaue"
        :optionSource="stepList"
        useVirtual
        multiple
        @change="selectChange"
      />
    </t-layout-page-item>
  </t-layout-page>
</template>
<script setup lang="ts" name="useVirtual">
import { ref } from "vue";
const selectVlaue = ref<any>();
const initials = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j"];
const stepList = Array.from({ length: 1000 }).map((_, idx) => ({
  value: `Option ${idx + 1}`,
  label: `${initials[idx % 10]}${idx}`
}));
const selectChange = (val: any) => {
  console.log("selectChange", val, selectVlaue.value);
};
</script>
